TY  - BOOK
AU  - P.K. Gupta
TI  - Methods in environmental analysis water,soil and air
U1  - 631.4 
PY  - 2000///
CY  - Jodhpur
PB  - Agrobios
N1  - P.K. Gupta: Methods in environmental analysis water,soil and air.  Jodhpur.  Agrobios, 2000.--(631.4GUP)
ER  -